/Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/ControlRig.h
Setup the initial transforms / ref pose of the bones based on a reference skeleton This uses the RefSkeleton pose instead of the current refpose.
virtual void SetBoneInitialTransformsFromRefSkeleton ( const [FReferenceSkeleton](API\Runtime\Engine\FReferenceSkeleton) & InReferenceSkeleton )